bug#67455: (Record source position, etc., in doc strings, and use this in *Help* and backtraces.)

[Eli Zaretskii]

> Date: Sat, 1 Jun 2024 17:40:47 +0000
> From: Alan Mackenzie <acm@muc.de>
> 
> > I've just pushed a large commit to feature/positioned-lambdas, a work
> > in progress commit for bug#67455, putting source position information at
> > the start of doc strings.  master was merged into it just before the
> > commit.
> 
> I've just pushed another large commit, which now works, for generous
> values of "works".

So now the master branch, soon to become the emacs-20 release branch,
is completely destabilized?

Can we perhaps revert and wait until after the branch?